Submission #345778

#	Time	Username	Problem	Language	Result	Execution time	Memory
345778		casperwang	Parrots (IOI11_parrots)	C++14	24 / 100	12 ms	1556 KiB

encoder

#include "encoder.h"
#include "encoderlib.h"
#include <bits/stdc++.h>
using namespace std;

void encode(int N, int M[]) {
  for (int i = 0; i < N; i++) {
    for (int j = 0; j < 4; j++) {
      int id = i * 4 + j;
      int val = ((M[i]&(1<<(j*2)))>0) + 2 * ((M[i]&(1<<(j*2+1)))>0);
      for (int k = 0; k < val; k++)
        send(id);
    }
  }
}

decoder

#include "decoder.h"
#include "decoderlib.h"
#include <bits/stdc++.h>
using namespace std;

void decode(int N, int L, int X[]) {
  vector <int> ans(N);
  for (int i = 0; i < L; i++) {
    int id = X[i];
    int j = id / 4, k = id % 4;
    ans[j] += (1<<(k*2));
  }
  for (int i = 0; i < N; i++) {
    output(ans[i]);
  }
}

• Subtask 1: 17 / 17
• Subtask 2: 0 / 17
• Subtask 3: 0 / 18
• Subtask 4: 0 / 29
• Subtask 5: 7 / 19